Ключевые слова: aged, ammonite, ancestor, ancient, archaeology, biology, bone, bygone, carbon, creation, dead, dinosaur, eolith, evolution, evolve, extinct, extinction, footprint, forefather, fossil, fossilized remains, genesis, geology, impression, jurassic, museum, nature, neolith, neolithic, paleolith, paleolithic, paleontology, past, petrified remains, prehistoric creature, prehistory, preserved, relic, remnant, research, rock, science, skeleton, specimen, stone, stone age,